Cognitive Development in Preschoolers: Conservation

During the preschool years (ages 3 to 6), children undergo significant physical, emotional, and social development. One commonly used method to understand a child's growth at this stage is through the identification of their typical developmental milestones.

At this age, a child should be able to engage in cooperative play and develop friendships. They also start to exhibit increased independence and show interest in their own individuality.

Fill in the blank: A major cognitive development during the preschool years is understanding the concept of __________, where children begin to use logic and reason in their thinking.